11+ Maths

Arithmetic

25 free practice questions with explanations

PassNova has 25 free 11+ Maths practice questions on Arithmetic, each with a clear explanation. Practise them in the browser with instant feedback — 100% free, no sign-up, on any device. Updated for 2026.

Sample questions

Arithmetic: example questions & answers

25 worked examples with answers and explanations below. Practise them in the browser with instant feedback on every answer.

  1. What is 4 + 6 × 3?

    • A30
    • B27
    • C13
    • D22

    Answer: Multiplication comes before addition, so work out 6 × 3 = 18 first, then add 4 to get 22. Doing it left to right gives 30, which is the usual mistake.

  2. What is 7 + 5 × 2?

    • A24
    • B37
    • C14
    • D17

    Answer: Multiplication comes before addition, so work out 5 × 2 = 10 first, then add 7 to get 17. Doing it left to right gives 24, which is the usual mistake.

  3. What is 9 + 4 × 6?

    • A78
    • B33
    • C42
    • D19

    Answer: Multiplication comes before addition, so work out 4 × 6 = 24 first, then add 9 to get 33. Doing it left to right gives 78, which is the usual mistake.

  4. What is 8 + 7 × 5?

    • A75
    • B43
    • C61
    • D20

    Answer: Multiplication comes before addition, so work out 7 × 5 = 35 first, then add 8 to get 43. Doing it left to right gives 75, which is the usual mistake.

  5. What is 6 + 9 × 4?

    • A60
    • B58
    • C19
    • D42

    Answer: Multiplication comes before addition, so work out 9 × 4 = 36 first, then add 6 to get 42. Doing it left to right gives 60, which is the usual mistake.

  6. What is 5 + 8 × 7?

    • A91
    • B61
    • C47
    • D20

    Answer: Multiplication comes before addition, so work out 8 × 7 = 56 first, then add 5 to get 61. Doing it left to right gives 91, which is the usual mistake.

  7. What is 60 ÷ 5 + 3?

    • A7
    • B15
    • C9
    • D36

    Answer: Divide before you add: 60 ÷ 5 = 12, then add 3 to get 15.

  8. What is 48 ÷ 6 + 4?

    • A12
    • B4
    • C32
    • D13

    Answer: Divide before you add: 48 ÷ 6 = 8, then add 4 to get 12.

  9. What is 72 ÷ 8 + 5?

    • A5
    • B4
    • C14
    • D45

    Answer: Divide before you add: 72 ÷ 8 = 9, then add 5 to get 14.

  10. What is 90 ÷ 9 + 7?

    • A17
    • B5
    • C3
    • D70

    Answer: Divide before you add: 90 ÷ 9 = 10, then add 7 to get 17.

  11. What is (10 + 5) × 2?

    • A20
    • B30
    • C25
    • D17

    Answer: Brackets first: 10 + 5 = 15, then multiply by 2 to get 30. Without the brackets you would multiply first and get 20 instead.

  12. What is (12 + 4) × 3?

    • A24
    • B40
    • C19
    • D48

    Answer: Brackets first: 12 + 4 = 16, then multiply by 3 to get 48. Without the brackets you would multiply first and get 24 instead.

  13. What is (15 + 3) × 4?

    • A27
    • B72
    • C63
    • D22

    Answer: Brackets first: 15 + 3 = 18, then multiply by 4 to get 72. Without the brackets you would multiply first and get 27 instead.

  14. What is (20 + 6) × 2?

    • A52
    • B32
    • C46
    • D28

    Answer: Brackets first: 20 + 6 = 26, then multiply by 2 to get 52. Without the brackets you would multiply first and get 32 instead.

  15. What is 7²?

    • A49
    • B14
    • C42
    • D56

    Answer: 7² means 7 × 7, which is 49. It does not mean 7 × 2 = 14 — that is a very common slip.

  16. What is 8²?

    • A64
    • B16
    • C56
    • D72

    Answer: 8² means 8 × 8, which is 64. It does not mean 8 × 2 = 16 — that is a very common slip.

  17. What is 9²?

    • A18
    • B81
    • C72
    • D90

    Answer: 9² means 9 × 9, which is 81. It does not mean 9 × 2 = 18 — that is a very common slip.

  18. What is 12²?

    • A24
    • B132
    • C156
    • D144

    Answer: 12² means 12 × 12, which is 144. It does not mean 12 × 2 = 24 — that is a very common slip.

  19. What is 13²?

    • A26
    • B156
    • C182
    • D169

    Answer: 13² means 13 × 13, which is 169. It does not mean 13 × 2 = 26 — that is a very common slip.

  20. What is 15²?

    • A30
    • B210
    • C240
    • D225

    Answer: 15² means 15 × 15, which is 225. It does not mean 15 × 2 = 30 — that is a very common slip.

  21. What is √16?

    • A4
    • B8
    • C5
    • D3

    Answer: √16 asks which number multiplied by itself gives 16. 4 × 4 = 16, so the answer is 4.

  22. What is √25?

    • A5
    • B12
    • C6
    • D4

    Answer: √25 asks which number multiplied by itself gives 25. 5 × 5 = 25, so the answer is 5.

  23. What is √49?

    • A24
    • B8
    • C6
    • D7

    Answer: √49 asks which number multiplied by itself gives 49. 7 × 7 = 49, so the answer is 7.

  24. What is √81?

    • A40
    • B10
    • C8
    • D9

    Answer: √81 asks which number multiplied by itself gives 81. 9 × 9 = 81, so the answer is 9.

  25. What is √144?

    • A12
    • B72
    • C13
    • D11

    Answer: √144 asks which number multiplied by itself gives 144. 12 × 12 = 144, so the answer is 12.

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